Issued Patents 2022
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11384415 | Steel alloy with high energy absorption capacity and tubular steel product | Niko Grosse-Heilmann, Andreas Peters, Isabella-Maria Zylla, Ernst Kozeschnik, Jozef Balun | 2022-07-12 |
| 11311890 | Filter device | Juergen Schmitt, Klaus-Dieter Ruhland | 2022-04-26 |
| 11311891 | Multi-cyclone separator of a multi-stage fluid filter for cleaning gaseous fluid and multi-stage fluid filter | Klaus-Dieter Ruhland, Juergen Schmitt | 2022-04-26 |
| 11273402 | Filter element, element frame of a filter element, filter bellows of a filter element, filter housing, and filter | Klaus-Dieter Ruhland | 2022-03-15 |
| 11230743 | Method of manufacturing a tubular product and tubular product | Marco Walterfang, Ralf Köster | 2022-01-25 |